Add continuous constant-wall spiral mode (thick-wall spiral vase) - #15527

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steventaitinger:feature/multi-wall-vase

Commits on Jul 20, 2026

Multi-wall (thick) spiral vase mode

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444ebba
Multi-wall spiral: reject degenerate bowtie loops via isoperimetric gate

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cf77fff
Multi-wall spiral: exact volumetric flow (100% wall volume, no over/under)

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f340cd2
Multi-wall spiral: interior elevator, gapless boundaries, zero retractions

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cac8bd7
One-click continuous constant-wall spiral with per-layer auto-dispatch

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302d431
Vertical elevator column with bead-width avoidance arcs

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47383a5
Anchored vertical elevator, one-wall-radius S-arc step-overs, closed topology

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2aac204
On-wall vertical elevator + boustrophedon layers (no backward moves)

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61e4c27